China High Torque Low Backlash 120mm Motor Planetary Gear Box disadvantages of planetary gearbox

Merchandise Description

Higher Torque Minimal Backlash 120MM Motor Planetary Gear Box

The high-precision planetary gearbox adopts spur gear design, and is used in a variety of manage transmission fields with servo motors, this sort of as precision device resources, laser slicing tools, battery processing tools, and so on. It has the rewards of massive torsional rigidity and massive output torque.

Merchandise Description

Attributes:
one.Hole output construction,simple set up.
two.Straight tooth push ,single cantilever construction.basic style,economic price tag.
3.Operating steady. Reduced noise..
four.Backlash 8-sixteen arcmin. Can fit most occasion.
five.The enter connection requirements are comprehensive and there are a lot of options.
6.Keyway can be opened in the force shaft.

Merchandise Parameters

Specifications PFN60 PFN80 PFN90 PFN120 PFN160
Technal Parameters
Max. Torque Nm 1.5times rated torque
Emergency Stop Torque Nm 2.5times rated torque
Max. Radial Load N 240 400 450 1240 2250
Max. Axial Load N 220 420 430 one thousand 1500
Torsional Rigidity Nm/arcmin one.eight four.7 four.eighty five 11 35
Max.Enter Velocity rpm 8000 6000 6000 6000 4000
Rated Enter Pace rpm 4000 3500 3500 3500 3000
Noise dB ≤58 ≤60 ≤60 ≤65 ≤70
Average Existence Time h 20000
Efficiency Of Complete Load % L1≥96%                     L2≥94%
Return Backlash P1 L1 arcmin ≤8 ≤8 ≤8 ≤8 ≤8
L2 arcmin ≤12 ≤12 ≤12 ≤12 ≤12
P2 L1 arcmin ≤16 ≤16 ≤16 ≤16 ≤16
L2 arcmin ≤20 ≤20 ≤20 ≤20 ≤20
Instant Of Inertia Desk L1 3 Kg*cm2 .forty six .77 one.seventy three 12.78 36.72
4 Kg*cm2 .46 .seventy seven 1.seventy three 12.seventy eight 36.seventy two
5 Kg*cm2 .46 .77 one.seventy three twelve.78 36.seventy two
seven Kg*cm2 .forty one .sixty five one.42 eleven.38 34.02
10 Kg*cm2 .41 .sixty five one.forty two eleven.38 34.02
L2 twelve Kg*cm2 .44 .72 one.forty nine twelve.eighteen 34.24
fifteen Kg*cm2 .forty four .seventy two one.49 12.18 34.24
sixteen Kg*cm2 .44 .seventy two 1.49 twelve.eighteen 34.24
twenty Kg*cm2 .44 .seventy two 1.forty nine twelve.eighteen 34.24
twenty five Kg*cm2 .forty four .72 1.forty nine twelve.eighteen 34.24
28 Kg*cm2 .forty four .72 one.forty nine 12.eighteen 34.24
30 Kg*cm2 .forty four .seventy two one.49 12.18 34.24
35 Kg*cm2 .44 .72 1.49 twelve.eighteen 34.24
forty Kg*cm2 .44 .72 1.49 12.eighteen 34.24
50 Kg*cm2 .34 .fifty eight 1.25 eleven.forty eight 34.02
70 Kg*cm2 .34 .58 1.twenty five eleven.48 34.02
100 Kg*cm2 .34 .fifty eight one.25 11.forty eight 34.02
Specialized Parameter Stage Ratio   PFN60 PFN80 PFN90 PFN120 PFN160
Rated Torque L1 3 Nm 27 50 96 161 364
4 Nm forty 90 122 210 423
five Nm 40 90 122 210 423
7 Nm 34 48 ninety five one hundred seventy 358
ten Nm 16 22 56 86 210
L2 12 Nm 27 fifty ninety six 161 364
15 Nm 27 50 96 161 364
sixteen Nm forty ninety 122 210 423
20 Nm 40 90 122 210 423
25 Nm 40 ninety 122 210 423
28 Nm 40 ninety 122 210 423
30 Nm 27 50 ninety six 161 364
35 Nm forty ninety 122 210 423
forty Nm forty ninety 122 210 423
50 Nm 40 ninety 122 210 423
70 Nm 34 forty eight ninety five 170 358
100 Nm sixteen 22 fifty six 86 210
Degree Of Defense   IP65
Operation Temprature ºC  – 10ºC to -90ºC
Weight L1 kg .95 2.27 3.06 6.ninety three fifteen.five
L2 kg one.2 two.eight 3.86 eight.98 seventeen

Company Profile

Packaging & Shipping

1. Lead time: 10-fifteen times as typical, thirty times in occupied period, it will be based on the detailed buy amount
two. Shipping and delivery: DHL/ UPS/ TNT/ EMS/ FEDEX

FAQ

one. who are we?
Hefa Group is based in ZheJiang , China, commence from 1998,has a 3 subsidiaries in whole.The Principal Merchandise is planetary gearbox,timing belt pulley, helical gear,spur gear,gear rack,gear ring,chain wheel,hollow rotating system,module,etc

2. how can we guarantee high quality?
Usually a pre-manufacturing sample before mass production
Always ultimate Inspection just before shipment

three.how to select the appropriate planetary gearbox?
First of all,we need to have you to be CZPT to provide related parameters.If you have a motor drawing,it will let us advise a appropriate gearbox for you more rapidly.If not,we hope you can provide the following motor parameters:output pace,output torque,voltage,present,ip,sound,functioning conditions,motor dimensions and energy,and so on

4. why ought to you buy from us not from other suppliers?
We are a 22 several years activities maker on generating the gears, specializing in production all kinds of spur/bevel/helical gear, grinding gear, equipment shaft, timing pulley, rack, planetary equipment reducer, timing belt and such transmission equipment areas

five. what companies can we supply?
Accepted Shipping and delivery Phrases: Fedex,DHL,UPS
Recognized Payment Currency:USD,EUR,HKD,GBP,CNY
Accepted Payment Kind: T/T,L/C,PayPal,Western Union
Language Spoken:English,Chinese,Japanese

Application: Motor, Motorcycle, Machinery, Marine, Agricultural Machinery, Machine Tool Manufacturing
Function: Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction
Layout: Coaxial
Hardness: Hardened Tooth Surface
Installation: Vertical Type
Step: Single-Step

###

Samples:
US$ 146/Piece
1 Piece(Min.Order)

|
Request Sample

###

Customization:

###

Specifications PFN60 PFN80 PFN90 PFN120 PFN160
Technal Parameters
Max. Torque Nm 1.5times rated torque
Emergency Stop Torque Nm 2.5times rated torque
Max. Radial Load N 240 400 450 1240 2250
Max. Axial Load N 220 420 430 1000 1500
Torsional Rigidity Nm/arcmin 1.8 4.7 4.85 11 35
Max.Input Speed rpm 8000 6000 6000 6000 4000
Rated Input Speed rpm 4000 3500 3500 3500 3000
Noise dB 58 ≤60 ≤60 ≤65 ≤70
Average Life Time h 20000
Efficiency Of Full Load % L196%                     L294%
Return Backlash P1 L1 arcmin ≤8 ≤8 ≤8 ≤8 ≤8
L2 arcmin ≤12 ≤12 ≤12 ≤12 ≤12
P2 L1 arcmin ≤16 ≤16 ≤16 ≤16 ≤16
L2 arcmin ≤20 ≤20 ≤20 ≤20 ≤20
Moment Of Inertia Table L1 3 Kg*cm2 0.46 0.77 1.73 12.78 36.72
4 Kg*cm2 0.46 0.77 1.73 12.78 36.72
5 Kg*cm2 0.46 0.77 1.73 12.78 36.72
7 Kg*cm2 0.41 0.65 1.42 11.38 34.02
10 Kg*cm2 0.41 0.65 1.42 11.38 34.02
L2 12 Kg*cm2 0.44 0.72 1.49 12.18 34.24
15 Kg*cm2 0.44 0.72 1.49 12.18 34.24
16 Kg*cm2 0.44 0.72 1.49 12.18 34.24
20 Kg*cm2 0.44 0.72 1.49 12.18 34.24
25 Kg*cm2 0.44 0.72 1.49 12.18 34.24
28 Kg*cm2 0.44 0.72 1.49 12.18 34.24
30 Kg*cm2 0.44 0.72 1.49 12.18 34.24
35 Kg*cm2 0.44 0.72 1.49 12.18 34.24
40 Kg*cm2 0.44 0.72 1.49 12.18 34.24
50 Kg*cm2 0.34 0.58 1.25 11.48 34.02
70 Kg*cm2 0.34 0.58 1.25 11.48 34.02
100 Kg*cm2 0.34 0.58 1.25 11.48 34.02
Technical Parameter Level Ratio   PFN60 PFN80 PFN90 PFN120 PFN160
Rated Torque L1 3 Nm 27 50 96 161 364
4 Nm 40 90 122 210 423
5 Nm 40 90 122 210 423
7 Nm 34 48 95 170 358
10 Nm 16 22 56 86 210
L2 12 Nm 27 50 96 161 364
15 Nm 27 50 96 161 364
16 Nm 40 90 122 210 423
20 Nm 40 90 122 210 423
25 Nm 40 90 122 210 423
28 Nm 40 90 122 210 423
30 Nm 27 50 96 161 364
35 Nm 40 90 122 210 423
40 Nm 40 90 122 210 423
50 Nm 40 90 122 210 423
70 Nm 34 48 95 170 358
100 Nm 16 22 56 86 210
Degree Of Protection   IP65
Operation Temprature ºC  – 10ºC to -90ºC
Weight L1 kg 0.95 2.27 3.06 6.93 15.5
L2 kg 1.2 2.8 3.86 8.98 17
Application: Motor, Motorcycle, Machinery, Marine, Agricultural Machinery, Machine Tool Manufacturing
Function: Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction
Layout: Coaxial
Hardness: Hardened Tooth Surface
Installation: Vertical Type
Step: Single-Step

###

Samples:
US$ 146/Piece
1 Piece(Min.Order)

|
Request Sample

###

Customization:

###

Specifications PFN60 PFN80 PFN90 PFN120 PFN160
Technal Parameters
Max. Torque Nm 1.5times rated torque
Emergency Stop Torque Nm 2.5times rated torque
Max. Radial Load N 240 400 450 1240 2250
Max. Axial Load N 220 420 430 1000 1500
Torsional Rigidity Nm/arcmin 1.8 4.7 4.85 11 35
Max.Input Speed rpm 8000 6000 6000 6000 4000
Rated Input Speed rpm 4000 3500 3500 3500 3000
Noise dB 58 ≤60 ≤60 ≤65 ≤70
Average Life Time h 20000
Efficiency Of Full Load % L196%                     L294%
Return Backlash P1 L1 arcmin ≤8 ≤8 ≤8 ≤8 ≤8
L2 arcmin ≤12 ≤12 ≤12 ≤12 ≤12
P2 L1 arcmin ≤16 ≤16 ≤16 ≤16 ≤16
L2 arcmin ≤20 ≤20 ≤20 ≤20 ≤20
Moment Of Inertia Table L1 3 Kg*cm2 0.46 0.77 1.73 12.78 36.72
4 Kg*cm2 0.46 0.77 1.73 12.78 36.72
5 Kg*cm2 0.46 0.77 1.73 12.78 36.72
7 Kg*cm2 0.41 0.65 1.42 11.38 34.02
10 Kg*cm2 0.41 0.65 1.42 11.38 34.02
L2 12 Kg*cm2 0.44 0.72 1.49 12.18 34.24
15 Kg*cm2 0.44 0.72 1.49 12.18 34.24
16 Kg*cm2 0.44 0.72 1.49 12.18 34.24
20 Kg*cm2 0.44 0.72 1.49 12.18 34.24
25 Kg*cm2 0.44 0.72 1.49 12.18 34.24
28 Kg*cm2 0.44 0.72 1.49 12.18 34.24
30 Kg*cm2 0.44 0.72 1.49 12.18 34.24
35 Kg*cm2 0.44 0.72 1.49 12.18 34.24
40 Kg*cm2 0.44 0.72 1.49 12.18 34.24
50 Kg*cm2 0.34 0.58 1.25 11.48 34.02
70 Kg*cm2 0.34 0.58 1.25 11.48 34.02
100 Kg*cm2 0.34 0.58 1.25 11.48 34.02
Technical Parameter Level Ratio   PFN60 PFN80 PFN90 PFN120 PFN160
Rated Torque L1 3 Nm 27 50 96 161 364
4 Nm 40 90 122 210 423
5 Nm 40 90 122 210 423
7 Nm 34 48 95 170 358
10 Nm 16 22 56 86 210
L2 12 Nm 27 50 96 161 364
15 Nm 27 50 96 161 364
16 Nm 40 90 122 210 423
20 Nm 40 90 122 210 423
25 Nm 40 90 122 210 423
28 Nm 40 90 122 210 423
30 Nm 27 50 96 161 364
35 Nm 40 90 122 210 423
40 Nm 40 90 122 210 423
50 Nm 40 90 122 210 423
70 Nm 34 48 95 170 358
100 Nm 16 22 56 86 210
Degree Of Protection   IP65
Operation Temprature ºC  – 10ºC to -90ºC
Weight L1 kg 0.95 2.27 3.06 6.93 15.5
L2 kg 1.2 2.8 3.86 8.98 17

Planetary Gearbox

This article will explore the design and applications of a planetary gearbox. The reduction ratio of a planetary gearbox is dependent on the number of teeth in the gears. The ratios of planetary gearboxes are usually lower than those of conventional mechanical transmissions, which are mainly used to drive engines and generators. They are often the best choice for heavy-duty applications. The following are some of the advantages of planetary gearboxes.
planetarygearbox

planetary gearboxes

Planetary gearboxes work on a similar principle to solar systems. They rotate around a center gear called the sun gear, and two or more outer gears, called planet gears, are connected by a carrier. These gears then drive an output shaft. The arrangement of planet gears is similar to that of the Milky Way’s ring of planets. This arrangement produces the best torque density and stiffness for a gearbox.
As a compact alternative to normal pinion-and-gear reducers, planetary gearing offers many advantages. These characteristics make planetary gearing ideal for a variety of applications, including compactness and low weight. The efficiency of planetary gearing is enhanced by the fact that ninety percent of the input energy is transferred to the output. The gearboxes also have low noise and high torque density. Additionally, their design offers better load distribution, which contributes to a longer service life.
Planetary gears require lubrication. Because they have a smaller footprint than conventional gears, they dissipate heat well. In fact, lubrication can even lower vibration and noise. It’s also important to keep the gears properly lubricated to prevent the wear and tear that comes with use. The lubrication in planetary gears also helps keep them operating properly and reduces wear and tear on the gears.
A planetary gearbox uses multiple planetary parts to achieve the reduction goal. Each gear has an output shaft and a sun gear located in the center. The ring gear is fixed to the machine, while the sun gear is attached to a clamping system. The outer gears are connected to the carrier, and each planetary gear is held together by rings. This arrangement allows the planetary gear to be symmetrical with respect to the input shaft.
The gear ratio of a planetary gearbox is defined by the sun gear’s number of teeth. As the sun gear gets smaller, the ratio of the gear will increase. The ratio range of planetary gears ranges from 3:1 to ten to one. Eventually, however, the sun gear becomes too small, and the torque will fall significantly. The higher the ratio, the less torque the gears can transmit. So, planetary gears are often referred to as “planetary” gears.
planetarygearbox

Their design

The basic design of a Planetary Gearbox is quite simple. It consists of three interconnecting links, each of which has its own torque. The ring gear is fixed to the frame 0 at O, and the other two are fixed to each other at A and B. The ring gear, meanwhile, is attached to the planet arm 3 at O. All three parts are connected by joints. A free-body diagram is shown in Figure 9.
During the development process, the design team will divide the power to each individual planet into its respective power paths. This distribution will be based on the meshing condition of all gears in the system. Then, the design team will proceed to determine the loads on individual gear meshes. Using this method, it is possible to determine the loads on individual gear meshes and the shape of ring gear housing.
Planetary Gearboxes are made of three gear types. The sun gear is the center, which is connected to the other two gears by an internal tooth ring gear. The planet pinions are arranged in a carrier assembly that sets their spacing. The carrier also incorporates an output shaft. The three components in a Planetary Gearbox mesh with each other, and they rotate together as one. Depending on the application, they may rotate at different speeds or at different times.
The planetary gearbox’s design is unique. In a planetary gearbox, the input gear rotates around the central gear, while the outer gears are arranged around the sun gear. In addition, the ring gear holds the structure together. A carrier connects the outer gears to the output shaft. Ultimately, this gear system transmits high torque. This type of gearbox is ideal for high-speed operations.
The basic design of a Planetary Gearbox consists of multiple contacts that must mesh with each other. A single planet has an integer number of teeth, while the ring has a non-integer number. The teeth of the planets must mesh with each other, as well as the sun. The tooth counts, as well as the planet spacing, play a role in the design. A planetary gearbox must have an integer number of teeth to function properly.

Applications

In addition to the above-mentioned applications, planetary gearing is also used in machine tools, plastic machinery, derrick and dock cranes, and material handling equipments. Further, its application is found in dredging equipment, road-making machinery, sugar crystallizers, and mill drives. While its versatility and efficiency makes it a desirable choice for many industries, its complicated structure and construction make it a complex component.
Among the many benefits of using a planetary gearbox, the ability to transmit greater torque into a controlled space makes it a popular choice for many industries. Moreover, adding additional planet gears increases the torque density. This makes planetary gears suitable for applications requiring high torque. They are also used in electric screwdrivers and turbine engines. However, they are not used in everything. Some of the more common applications are discussed below:
One of the most important features of planetary gearboxes is their compact footprint. They are able to transmit torque while at the same time reducing noise and vibration. In addition to this, they are able to achieve a high speed without sacrificing high-quality performance. The compact footprint of these gears also allows them to be used in high-speed applications. In some cases, a planetary gearbox has sliding sections. Some of these sections are lubricated with oil, while others may require a synthetic gel. Despite these unique features, planetary gears have become common in many industries.
Planetary gears are composed of three components. The sun gear is the input gear, whereas the planet gears are the output gears. They are connected by a carrier. The carrier connects the input shaft with the output shaft. A planetary gearbox can be designed for various requirements, and the type you use will depend on the needs of your application. Its design and performance must meet your application’s needs.
The ratios of planetary gears vary depending on the number of planets. The smaller the sun gear, the greater the ratio. When planetary stages are used alone, the ratio range is 3:1 to 10:1. Higher ratios can be obtained by connecting several planetary stages together in the same ring gear. This method is known as a multi-stage gearbox. However, it can only be used in large gearboxes.
planetarygearbox

Maintenance

The main component of a planetary gearbox is the planetary gear. It requires regular maintenance and cleaning to remain in top shape. Demand for a longer life span protects all other components of the gearbox. This article will discuss the maintenance and cleaning procedures for planetary gears. After reading this article, you should know how to maintain your planetary gearbox properly. Hopefully, you can enjoy a longer life with your gearbox.
Firstly, it is important to know how to properly lubricate a planetary gearbox. The lubricant is essential as gears that operate at high speeds are subject to high levels of heat and friction. The housing of the planetary gearbox should be constructed to allow the heat to dissipate. The recommended oil is synthetic, and it should be filled between 30 and 50 percent. The lubricant should be changed at least every six months or as needed.
While it may seem unnecessary to replace a planetary gearbox, regular servicing will help it last a long time. A regular inspection will identify a problem and the appropriate repairs are needed. Once the planetary gearbox is full, it will plug with gear oil. To avoid this problem, consider getting the unit repaired instead of replacing the gearbox. This can save you a lot of money over a new planetary gearbox.
Proper lubrication is essential for a long life of your planetary gearbox. Oil change frequency should be based on oil temperature and operating speed. Oil at higher temperatures should be changed more frequently because it loses its molecular structure and cannot form a protective film. After this, oil filter maintenance should be performed every few months. Lastly, the gearbox oil needs to be checked regularly and replaced when necessary.

China High Torque Low Backlash 120mm Motor Planetary Gear Box     disadvantages of planetary gearboxChina High Torque Low Backlash 120mm Motor Planetary Gear Box     disadvantages of planetary gearbox
editor by czh 2022-12-30